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Flexibility: Silicone remains flexible while rubber hardens with age
Durable Construction: Made to withstand high boost pressures and temperatures
0 Part Number 11721435420 Part Number 11727540469
and fabric
Rogue Engineering Power Pulley Kit spherical bearing Flexibility: Silicone remains flexible whileThe Rogue Engineering Power Pulley Kit reduces accessory drag to free up horsepower while maintaining full functionality for daily driving. By underdriving specific pulleys, it allows other components to operate at optimal efficiency, providing a noticeable power gain when demanded. This kit is designed for a wide range of BMW models, offering improved performance without sacrificing drivability. Key Features & Benefits Underdrive design: Reduces